| Strelley Asphalt Limited | Construction | 2001 |
| Strelley Club Ltd | Hospitality | 2011 |
| Strelley Cobs Limited | Hospitality | 2024 |
| Strelley Fish Bar Limited | Wholesale & retail | 2015 |
| Strelley Pride Ltd | Arts & recreation | 2026 |
| Strelley Systems Ltd. | Real estate | 1998 |
| Strengthening Minds Education and Wellbeing Ltd | Education | 2026 |
| Stretton Point Developments Limited | Construction | 2015 |
| Strezza FC Ltd | Hospitality | 2026 |
| Strezza Limited | Hospitality | 2021 |
| Strict Time Ltd | Information & communication | 2003 |
| Strictly Clutches Ltd | Wholesale & retail | 2024 |
| Strictly NO Apples Ltd | Wholesale & retail | 2019 |
| Strictly Sourcing Ltd | Real estate | 2024 |
| Stride Property Developments Limited | Real estate | 2026 |
| Stridegenix Limited | Information & communication | 2025 |
| Strike Capital Limited | Other services | 2019 |
| Strike Point Lightning Protection Ltd | Construction | 2023 |
| Strike Residential Limited | Other services | 2021 |
| Strike Risk Lightning Protection Services Ltd | Construction | 2021 |
| Striking Chords CIC | Health & social care | 2024 |
| Stripe Construction Ltd | Construction | 2024 |
| Stripe OLT Consulting Ltd | Information & communication | 2012 |
| Stripestar Limited | Wholesale & retail | 1999 |
| Stripey Rhino Limited | Administrative & support | 2020 |
| Strive Consultancy Solutions Ltd | Information & communication | 2013 |
| Strive Project Management Limited | Professional & scientific | 2018 |
| Strive Talent Partners Ltd | Administrative & support | 2026 |
| Striveltd Ltd | Education | 2025 |
| Strong Pilates Nottingham Ltd | Arts & recreation | 2025 |
| Stronger Collective Ltd | Health & social care | 2026 |
| Stronger People CIC | Health & social care | 2018 |
| Stronghold Abbeygreen Ltd | Real estate | 2023 |
| Stronghold Construction Limited | Construction | 2007 |
| Stronghold Consulting Group Limited | Professional & scientific | 2025 |
| Stronghold Housing Ltd | Real estate | 2018 |
| Stronghold Nottingham 160 Ltd | Real estate | 2024 |
| Strongstuff International Ltd | Wholesale & retail | 2020 |
| Struconsult Ltd | Professional & scientific | 2024 |
| Structra Group Ltd | Financial services | 2025 |
| Structra Ltd | Construction | 2025 |
| Structural Design Zone Limited | Professional & scientific | 2014 |
| Structural Steel Solutions Limited | Construction | 2023 |
| Structurax Ltd | Information & communication | 2026 |
| Struktup Ltd | Professional & scientific | 2021 |
| Stryde Club Limited | Wholesale & retail | 2026 |
| STS Property Development Ltd | Construction | 2019 |
| Sttp Group Limited | Manufacturing | 2017 |
| Stuart Archer Services Ltd | Manufacturing | 2013 |
| Stuart Bond Builders Ltd | Construction | 2026 |
| Stuart Hancock Consultancy Services Ltd | Transport & logistics | 2023 |
| Stuart Knowles Properties Limited | Real estate | 1988 |
| Stuart Pearce Limited | Arts & recreation | 2014 |
| Stuart Westmoreland (Holdings) Limited | Wholesale & retail | 1994 |
| Stuart Westmoreland Limited | Extraterritorial | 2005 |
| Stubbs Reserves Ltd | Financial services | 2021 |
| Studa Ltd | Professional & scientific | 2023 |
| Student Accommodation Nottingham Ltd | Hospitality | 2015 |
| Student Explorer Ltd | Education | 2018 |
| Student Level Trading Limited | Other services | 2013 |
| Student Nightclubs Holdings Limited | Financial services | 2024 |
| Student Nightclubs Ltd | Hospitality | 2008 |
| Student Recruitment UK Ltd | Information & communication | 2022 |
| Studenthive Lumora AI Ltd | Information & communication | 2025 |
| Students Secure UK Ltd | Administrative & support | 2018 |
| Studio 10 Developments Limited | Real estate | 2017 |
| Studio 121 Limited | Other services | 2019 |
| Studio 27 Sandiacre Limited | Other services | 2025 |
| Studio 39 Creative Ltd | Wholesale & retail | 2026 |
| Studio Aapt Ltd | Professional & scientific | 2020 |
| Studio Container Storage Ltd | Transport & logistics | 2025 |
| Studio Dreamland Ltd | Arts & recreation | 2025 |
| Studio Eighteen Ltd | Arts & recreation | 2025 |
| Studio Fahad Ltd | Professional & scientific | 2018 |
| Studio Finicky Ltd | Professional & scientific | 2025 |
| Studio Forty-Five Ltd | Information & communication | 2021 |
| Studio Giggly Limited | Wholesale & retail | 2026 |
| Studio Industrial Ltd | Information & communication | 2014 |
| Studio Kanda Limited | Professional & scientific | 2022 |
| Studio Lindeman Ltd | Professional & scientific | 2014 |
| Studio Live Club Ltd | Arts & recreation | 2023 |
| Studio M Hairdressing Limited | Other services | 2018 |
| Studio Momo Tattoo Ltd | Other services | 2025 |
| Studio Orca Limited | Information & communication | 2022 |
| Studio VII Ltd | Professional & scientific | 2024 |
| Studio Yoke Ltd | Information & communication | 2021 |
| Studio Zweihander Ltd | Information & communication | 2023 |
| Studio-Wrb Limited | Professional & scientific | 2025 |
| STUDIO138 Limited | Financial services | 2022 |
| Studiotwenty '25 Limited | Professional & scientific | 2025 |
| Studiotwenty Limited | Professional & scientific | 2018 |
| Studiotwenty Property Limited | Construction | 2021 |
| Studiways Ltd | Education | 2026 |
| Study Buddy Accounting Ltd | Education | 2025 |
| Study Inn (Frederick Road) Limited | Hospitality | 2026 |
| Study Inn (Grace ST) Limited | Hospitality | 2020 |
| Study Inn (Lemyngton ST) Limited | Hospitality | 2018 |
| Study Inn (Marlborough ST) Limited | Hospitality | 2017 |
| Study Inn (ST. David's Hill) Limited | Hospitality | 2020 |
| Study Inn (Talbot ST) Limited | Hospitality | 2019 |